A section for Professional Appraisers and Valuers to discuss relevant topics.
DO NOT POST JEWELRY OR GEMS NEEDING AN APPRAISAL.

Moderators: Stephen Challener, Barbra Voltaire, FGG, Alberto

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Sun Sep 15, 2024 5:16 pm

roshanravan

A multidisciplinary approach to investigate the identity and origin of gem and jewelry artifacts

Moderators: Stephen Challener, Barbra Voltaire, FGG, Alberto

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Sun Jul 23, 2023 5:30 pm

glhays

For those who are new to gemology. Just getting started in the industry and have a question about the basics? No question is too small to answer.

Moderators: Stephen Challener, Barbra Voltaire, FGG, Alberto

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Thu Sep 19, 2024 7:50 pm

Barbra Voltaire, FGG

Discussions on Contemporary and Antiquarian
Gem & Jewelry Books and periodicals

Moderators: Stephen Challener, Barbra Voltaire, FGG, Alberto

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Thu Dec 22, 2022 8:32 am

navigupta

Everything relating to collecting stones goes here

Moderators: Stephen Challener, Barbra Voltaire, FGG, Alberto

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Sat May 25, 2024 7:10 pm

ELVIS PRASIOLITE

All posts related to Colored Stones.

Moderators: Stephen Challener, Barbra Voltaire, FGG, Alberto

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Thu Sep 19, 2024 7:47 pm

Barbra Voltaire, FGG

Stump the experts! For fun and occasionally profit!

Moderators: Stephen Challener, Barbra Voltaire, FGG, Alberto

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Sat Aug 13, 2022 12:01 pm

abeck

Have a gem you need help identifying? Post it here, provided you can give us more information than just a picture: RI, SG, Optic Character, Pleochroism, etc.

Moderators: Stephen Challener, Barbra Voltaire, FGG, Alberto

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Wed May 29, 2024 2:18 pm

Barbra Voltaire, FGG

Have something to say about diamonds?

Moderators: Stephen Challener, Barbra Voltaire, FGG, Alberto

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6140

Thu Sep 05, 2024 5:46 pm

dchallener

A discussion of localities for gem prospecting open to the general public.

Moderators: Stephen Challener, Barbra Voltaire, FGG, Alberto

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1933

Sun Nov 22, 2020 10:39 am

Edward Bristol

Everything about gemological microscopes, polariscopes, spectrosopes, etc

Moderators: Stephen Challener, Barbra Voltaire, FGG, Alberto

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Fri Sep 13, 2024 7:46 am

ericemms

Discussions and reviews of the computer software programs available for gemology and appraisal documentation.

Moderators: Stephen Challener, Barbra Voltaire, FGG, Alberto

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Mon Apr 24, 2023 2:50 pm

charlessand

Read any interesting or controversial gem related articles recently? Discuss them here!

Moderators: Stephen Challener, Barbra Voltaire, FGG, Alberto

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Tue May 07, 2024 9:07 am

S. Rautiainen

A free gemological encyclopedia that anyone can edit!

Moderators: Stephen Challener, Barbra Voltaire, FGG, Alberto

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Mon Mar 21, 2022 3:36 pm

abeck

Discussions concerning defining color in gems,

Moderators: Stephen Challener, Barbra Voltaire, FGG, Alberto, Gemewizard

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Mon Jul 11, 2022 1:37 pm

Barbra Voltaire, FGG

Diagnostic Clues: How the pros separate gems whose properties overlap to the point of utter confusion!

Moderators: Stephen Challener, Barbra Voltaire, FGG, Alberto

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707

Fri May 17, 2024 7:40 pm

Greenbird

Tips and Questions concerning working at the Bench

Moderators: Stephen Challener, Barbra Voltaire, FGG, Alberto

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Wed Jun 14, 2023 7:35 am

KristenYerwood

Anything related to Stone Cutting, faceting, cabbing and carving!

Moderators: Stephen Challener, Barbra Voltaire, FGG, Alberto, Gearloose

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51221

Sat Sep 07, 2024 4:28 am

frankie1970

All things having to do with the art and science of diamond cutting

Moderators: Stephen Challener, Barbra Voltaire, FGG, Alberto, Gearloose, thomas.adamas

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154

Sat Mar 21, 2020 8:50 pm

Mike1187

Here's the place to share comments, images of mining, new mines, and new finds

Moderators: Stephen Challener, Barbra Voltaire, FGG, Alberto

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Fri Sep 06, 2024 11:57 am

Barbra Voltaire, FGG

Cut a new gem? Design a new piece of jewelry? Share it here!

Moderators: Stephen Challener, Barbra Voltaire, FGG, Alberto

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31

Fri Mar 25, 2022 1:09 pm

danielle

Discussion of advanced microscopic and related instruments which may (or may not) have a gemological application.

Moderators: Stephen Challener, Barbra Voltaire, FGG, Alberto

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790

Thu Jan 04, 2024 2:24 pm

Stephen Challener

Topics include pearls, amber, jet, coral, ivory, etc.

Moderators: Stephen Challener, Barbra Voltaire, FGG, Alberto

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Sat Dec 03, 2022 1:22 pm

Barbra Voltaire, FGG

This section includes Mineralogy, Travel and General Science associated with Gemology.

Moderators: Stephen Challener, Barbra Voltaire, FGG, Alberto

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Sat Jul 20, 2024 12:52 am

Stephen Challener

Tutorials, Tips and Discussion of how to photograph gems and their inclusions

Moderators: Stephen Challener, Barbra Voltaire, FGG, Alberto

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Mon Apr 11, 2022 5:11 pm

Greenspinel

Ask the gurus here

Moderators: Stephen Challener, Barbra Voltaire, FGG, Alberto

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Mon May 27, 2024 1:09 pm

S. Rautiainen

Share your latest gemological developments

Moderators: Stephen Challener, Barbra Voltaire, FGG, Alberto

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Sat Sep 16, 2023 4:32 pm

danielle

Post links to your favorite gem images here

Moderators: Stephen Challener, Barbra Voltaire, FGG, Alberto

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Fri Feb 16, 2024 11:31 pm

1bwana1

Comments, questions, and photos for man made and enhanced stones

Moderators: Stephen Challener, Faceting 101 by Arya, Barbra Voltaire, FGG, Alberto

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Sun Sep 15, 2024 2:22 pm

abeck

Share your gemology links here

Moderators: Stephen Challener, Barbra Voltaire, FGG, Alberto

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Wed Jul 12, 2023 5:01 am

danielle

Vintage and Antique examples of jewellery (or jewelry) and Object D'Art which contain gemstones, for discussion and general interest.

Moderators: Stephen Challener, Barbra Voltaire, FGG, Alberto

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1978

Tue Aug 15, 2023 5:48 am

danielle

Gemological discussions about products offered on eBay and other online sources.

Moderators: Stephen Challener, Barbra Voltaire, FGG, Alberto

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4087

Wed Jan 25, 2023 8:17 pm

roshanravan

A place to post detours, digressions and ponderings which have either moved away from their original topics or never really belonged there.

Moderators: Stephen Challener, Barbra Voltaire, FGG, Alberto

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457

Thu Dec 23, 2021 1:58 pm

Barbra Voltaire, FGG